Power Driven Diesel is proud to announce we are now offering “Bolt On” Tool-Steel Roller Rocker Arm Assembly for 1998.5-2017 5.9L/6.7L Cummins diesel trucks. The rocker arms incorporate Proven Top Fuel and Blown Alcohol Fat Head Hemi Roller Rocker Arm Technology into our diesel rocker arms. Our rocker arm bodies feature a polished bronze bushing. These bodies are machined from proprietary grade tool steel for specific characteristics when incorporating the heat treatment regimen.
This rocker arm assembly comes standard with all rocker arm hardware, which will include a full set of tool-steel adjusting screws, tool-steel corrected oiling trunnion bearings, tool-steel i-beam valve bridges, 12-point jam nuts, and 12-point rocker arm retention bolts.
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